ACETALDEHYDE,

2.1 Classification of the substance or mixture

This chemical is considered hazardous according to the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200) Considered a dangerous substance or mixture according to the Globally Harmonized System (GHS) Acute toxicity - Oral Category 4 Acute toxicity - Inhalation (Gases) Category 4 Skin corrosion/irritation Category 2 Serious eye damage/eye irritation Category 2 Skin sensitization Category 1 Carcinogenicity Category 2 Specific target organ toxicity (single exposure) Category 3 Flammable liquids Category 1

2.2 Label elements

Danger

Hazard statements

Harmful if swallowed Harmful if inhaled Causes skin irritation Causes serious eye irritation May cause an allergic skin reaction Suspected of causing cancer May cause respiratory irritation Extremely flammable liquid and vapor

2.3 Other hazards

Not Applicable

Other hazards

May be harmful in contact with skin Forms explosive peroxides on exposure to air, heat or sunlight May polymerize exothermically

Prevention

Obtain special instructions before use Do not handle until all safety precautions have been read and understood Use personal protective equipment as required Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Avoid breathing dust/fume/gas/mist/vapors/spray Use only outdoors or in a well-ventilated area Contaminated work clothing must not be allowed out of the workplace Keep away from heat/sparks/open flames/hot surfaces. — No smoking Keep container tightly closed Ground/bond container and receiving equipment Use explosion-proof electrical/ventilating/lighting/.../equipment Use only non-sparking tools Take precautionary measures against static discharge Keep cool Wear protective gloves/protective clothing/eye protection/face protection

Response

In case of fire: Use CO2, dry chemical, or foam to extinguish. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice/attention. If skin irritation or rash occurs: Get medical advice/attention IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower Wash contaminated clothing before reuse IF INHALED: Remove person to fresh air and keep comfortable for breathing. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell Rinse mouth

Storage

Store locked up Store in a well-ventilated place. Keep container tightly closed

Precautionary statements

Disposal Dispose of contents/container to an approved waste disposal plant